package atenas.servlet;

import java.io.IOException;

import javax.servlet.RequestDispatcher;
import javax.servlet.ServletException;
import javax.servlet.annotation.WebServlet;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.http.HttpSession;

import atenas.excepcion.DAOExcepcion;
import atenas.excepcion.LoginExcepcion;
import atenas.modelo.Usuario;
import atenas.negocio.SeguridadNegocio;


/**
 * Servlet implementation class LoguinServlet
 */
@WebServlet("/LoguinServlet")
public class LoguinServlet extends HttpServlet {
	private static final long serialVersionUID = 1L;

	/**
	 * Default constructor.
	 */
	public LoguinServlet() {
		// TODO Auto-generated constructor stub
	}

	/**
	 * @see HttpServlet#doGet(HttpServletRequest request, HttpServletResponse
	 *      response)
	 */
	protected void doGet(HttpServletRequest request,
			HttpServletResponse response) throws ServletException, IOException {
		// TODO Auto-generated method stub
	}

	/**
	 * @see HttpServlet#doPost(HttpServletRequest request, HttpServletResponse
	 *      response)
	 */
	protected void doPost(HttpServletRequest request,
			HttpServletResponse response) throws ServletException, IOException {
		// TODO Auto-generated method stub
		String usuario = request.getParameter("txtus");
		String clave = request.getParameter("txtpw");

		SeguridadNegocio negocio = new SeguridadNegocio();

		try {
			Usuario vo = negocio.validarUsuario(usuario, clave);
			
			System.out.println(vo.getNombre());
			
			HttpSession session = request.getSession();
			session.setAttribute("USUARIO_ACTUAL", vo);
			
			response.sendRedirect("LoginServlet");
			return;
		} catch (DAOExcepcion e) {
			System.err.println("Error");
			RequestDispatcher rd = request.getRequestDispatcher("/error.jsp");
			rd.forward(request, response);
		} catch (LoginExcepcion e) {
			System.err.println("Error");
			RequestDispatcher rd = request.getRequestDispatcher("/error_login.jsp");
			rd.forward(request, response);
		}
		
		
		//RequestDispatcher rd = request.getRequestDispatcher("/frameset.jsp");
		//rd.forward(request, response) ;
	}

}
